From nobody Thu May 16 09:18:56 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1711394744; cv=none; d=zohomail.com; s=zohoarc; b=hSibHwpPxJyzQ3ZUQmcpg5Zvq70lZK5ZX6VHPqVldjmBdf41b24oZHHdK0c8qMIfwTzn0AZGLMV6KR2XnAvNsuDFAfA04qWTR3b2j9J8gGw2JAJTyD46WrJe7rGzG6M1fGERmotHcONOxUzHVoTBnY890PP+cG4s8xJV3zVqQzc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1711394744; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=G4s0eiR7FdpHmpF0XCELLGxuseDB+IhWLARSZ2VuwF8=; b=KscVzNLUbzId7Yk4sYo2DRI01dzsCj7vFcY2MiEmvqsycQ1dXfU2srE8r8LsSCfqEvQivAuP5dmuqc0oPwj8hNI3UnR9gakrSndZA0y/Yao2I830AHy4c9dH6NrbrGdWY1UhAJBzSCbYBZRgQM/61/e7L0l9Wsn/IxNbRTELF1M= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 171139474411865.54203600449307; Mon, 25 Mar 2024 12:25:44 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ropwU-0006f0-4h; Mon, 25 Mar 2024 15:25:10 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropw9-0006bJ-23 for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:49 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropw7-0007ul-Dx for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:48 -0400 Received: from pps.filterd (m0353722.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 42PGcGx7009057; Mon, 25 Mar 2024 19:24:45 GMT Received: from ppma13.dal12v.mail.ibm.com (dd.9e.1632.ip4.static.sl-reverse.com [50.22.158.221]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3x3995rwr9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:45 +0000 Received: from pps.filterd (ppma13.dal12v.mail.ibm.com [127.0.0.1]) by ppma13.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 42PI3vW3011358; Mon, 25 Mar 2024 19:24:44 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 3x2bmktty7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:44 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 42PJOeDw47645154 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Mar 2024 19:24:42 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A3A972004B; Mon, 25 Mar 2024 19:24:40 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 525B320040; Mon, 25 Mar 2024 19:24:40 +0000 (GMT) Received: from localhost.localdomain (unknown [9.171.7.191]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 25 Mar 2024 19:24:40 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=G4s0eiR7FdpHmpF0XCELLGxuseDB+IhWLARSZ2VuwF8=; b=HyS0F8QuulL/jvTIOgCLxpDL1W1fJDwQErngwdHfPM/5bG+Dg6NrxviZiLwr2/4y1fQU yylXDadOuVOxJ4+qLrsYVqk4z1uXRkXkZIZ9IgnjwbmVine4cEaE8nJfKdiZcWH+OaEv IWtJKVDqB3M7kklLtDuo85B6shlTHkw1WXJPxo9TqpCQND9SToKpCGSdntZLRvrfiUZC 2O1O2A7EnqQOFu5iwBG9DMudTMQZjw3OWnxA/FZEjxhR7Ni4sawNbVtxdr+XeG0PknFN tbelZO5YaVbA8LVMTrx+rGjRf1zqedHhimL81E+Qfm+SOvNfth7HzxEY/3esR7GnLR06 kQ== From: Ilya Leoshkevich To: Richard Henderson , Laurent Vivier , =?UTF-8?q?Alex=20Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v2 1/4] linux-user: Fix semctl() strace Date: Mon, 25 Mar 2024 20:22:59 +0100 Message-ID: <20240325192436.561154-2-iii@linux.ibm.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240325192436.561154-1-iii@linux.ibm.com> References: <20240325192436.561154-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: RUvpDsxhuMiPVoSt2jpti0aRZON2ZyyC X-Proofpoint-GUID: RUvpDsxhuMiPVoSt2jpti0aRZON2ZyyC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-25_18,2024-03-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxlogscore=999 phishscore=0 mlxscore=0 clxscore=1015 malwarescore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 spamscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403250116 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1711394745594100002 Content-Type: text/plain; charset="utf-8" The indices of arguments used with semctl() are all off-by-1, because arg1 is the ipc() command. Fix them. While at it, reuse print_semctl(). New output (for a small test program): 3540333 semctl(999,888,SEM_INFO,0x00007fe5051ee9a0) =3D -1 errno=3D14 (= Bad address) Fixes: 7ccfb2eb5f9d ("Fix warnings that would be caused by gcc flag -Wwrite= -strings") Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- linux-user/strace.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/linux-user/strace.c b/linux-user/strace.c index 9934e2208e2..660f942f599 100644 --- a/linux-user/strace.c +++ b/linux-user/strace.c @@ -657,7 +657,6 @@ print_newselect(CPUArchState *cpu_env, const struct sys= callname *name, } #endif =20 -#ifdef TARGET_NR_semctl static void print_semctl(CPUArchState *cpu_env, const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, @@ -668,7 +667,6 @@ print_semctl(CPUArchState *cpu_env, const struct syscal= lname *name, print_ipc_cmd(arg3); qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); } -#endif =20 static void print_shmat(CPUArchState *cpu_env, const struct syscallname *name, @@ -698,10 +696,8 @@ print_ipc(CPUArchState *cpu_env, const struct syscalln= ame *name, { switch(arg1) { case IPCOP_semctl: - qemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", - arg1, arg2); - print_ipc_cmd(arg3); - qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); + print_semctl(cpu_env, &(const struct syscallname){ .name =3D "semc= tl" }, + arg2, arg3, arg4, arg5, 0, 0); break; case IPCOP_shmat: print_shmat(cpu_env, &(const struct syscallname){ .name =3D "shmat= " }, --=20 2.44.0 From nobody Thu May 16 09:18:56 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1711394747; cv=none; d=zohomail.com; s=zohoarc; b=KQeLaYy8Ohq6dYxToDBFl0EFu5LOVz8BG7r3W+KzlKO/YjPC4ml2ajD4AwYyxvKEigqr4c9GfEjto7l+lMRVpHlHKr8GQtnXOKe/0489X8s5xVYuCpU+nqH7vwXpFTUN4QqQOuW9nrMRbc5z+aDYN4RhSw7DGnj3mExCwufr1+k= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1711394747; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=KjAVvWHnu/hHM5o1zranNPPVyd46qfs51SJillc9+J4=; b=AgScz2DEBbo2eefIRz7EXAcju6p44vkmNtk3rUrBCNHHASCC0MzQNwjfU1mep9b5bUsb1ODAw1dv9bIUCwUifuQnOzE03zbMljpXPII9eI9i+RyYV8kxJpqzLzejiupFRHt2k0JaEO0b4UsBoEt/HQxbKbjN/70zE7QSwBhQoAU= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1711394747503526.3575440103593; Mon, 25 Mar 2024 12:25:47 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ropwO-0006dE-HH; Mon, 25 Mar 2024 15:25:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropwC-0006bt-Nh for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:53 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropwA-0007vP-Ur for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:52 -0400 Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 42PFNItO011486; Mon, 25 Mar 2024 19:24:47 GMT Received: from ppma21.wdc07v.mail.ibm.com (5b.69.3da9.ip4.static.sl-reverse.com [169.61.105.91]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3x3buw0hpe-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:47 +0000 Received: from pps.filterd (ppma21.wdc07v.mail.ibm.com [127.0.0.1]) by ppma21.wdc07v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 42PHEorc028717; Mon, 25 Mar 2024 19:24:46 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma21.wdc07v.mail.ibm.com (PPS) with ESMTPS id 3x2adp373m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:46 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 42PJOgkH47317252 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Mar 2024 19:24:44 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1659A2004D; Mon, 25 Mar 2024 19:24:42 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AE0CB20040; Mon, 25 Mar 2024 19:24:41 +0000 (GMT) Received: from localhost.localdomain (unknown [9.171.7.191]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 25 Mar 2024 19:24:41 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=KjAVvWHnu/hHM5o1zranNPPVyd46qfs51SJillc9+J4=; b=g+7gonLO4lDfV+YKkLqBMSTzT9WDZ8v+Pt29VCoVNIAvI9E9aSlfrfqYANFzHdIFTEx1 CbMBtrcSjQSCPEt9MqGnQVe//Am9NGuW1yjZ/bBOPGQuoiC/Uze8hTvS27TKGN06QYWl ldj2LSKBny1uq17DisfNzHg71i6seboZu74vSZpIhlQYkdug0bZV4vCC7iG5f7K1tOUX J/6Q2QhADgFxBplWxN+amYUCcUhMMyjui7IXEeMmzLbV2lqgS03DDDGbgtxNLRhkYz1H brP0VuBEaDWeQ4M45debnFQ3zfukMT5hFQesQgeOD1ws/G71KePZPdQNORRy7M1Etm7D ug== From: Ilya Leoshkevich To: Richard Henderson , Laurent Vivier , =?UTF-8?q?Alex=20Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v2 2/4] linux-user: Fix shmat() strace Date: Mon, 25 Mar 2024 20:23:00 +0100 Message-ID: <20240325192436.561154-3-iii@linux.ibm.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240325192436.561154-1-iii@linux.ibm.com> References: <20240325192436.561154-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: P86-_o2MNEXi5GYrHa4b_MFY1WoUkYRA X-Proofpoint-GUID: P86-_o2MNEXi5GYrHa4b_MFY1WoUkYRA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-25_18,2024-03-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 mlxscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 suspectscore=0 bulkscore=0 spamscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403250116 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1711394749599100002 Content-Type: text/plain; charset="utf-8" The indices of arguments passed to print_shmat() are all off-by-1, because arg1 is the ipc() command. Fix them. New output for linux-shmat-maps test: 3501769 shmat(4784214,0x0000000000800000,SHM_RND) =3D 0 Fixes: 9f7c97324c27 ("linux-user: Add strace for shmat") Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- linux-user/strace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/strace.c b/linux-user/strace.c index 660f942f599..54169096aa4 100644 --- a/linux-user/strace.c +++ b/linux-user/strace.c @@ -701,7 +701,7 @@ print_ipc(CPUArchState *cpu_env, const struct syscallna= me *name, break; case IPCOP_shmat: print_shmat(cpu_env, &(const struct syscallname){ .name =3D "shmat= " }, - arg1, arg4, arg2, 0, 0, 0); + arg2, arg5, arg3, 0, 0, 0); break; default: qemu_log(("%s(" --=20 2.44.0 From nobody Thu May 16 09:18:56 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1711394717; cv=none; d=zohomail.com; s=zohoarc; b=Li/Ut5AHDmJG4h8d9HZcrROSYTJBvUr6MD/tDhd+0JvBKTF/c4Dywp9BH/jlBFOUm4zP3SOQ4H/PYUc3wUm5ZoFzu3ZiHR52skdvGCfn9nNkV/kzTrKHpt79aOQ/J8iYI6WTJQ2nnib/kVE7ee6wsLWQEuyeoZVKoNyHgOJzKps= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1711394717; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=d4raO4FXqA8ISg3QUii+dspus0gzJCpElzOjTWRIQ8k=; b=X3TBNSD8Nc/9llF5ZTdvs/wFIE++b2QBJCv/OhyqLm+qR+ZrpP9XIgVCusBVNEhfIFDx7OFy0kq0UlTwpttjw6R+ceT3yOQJjSKHgfImZ2YEIUscre0TEPoL+a+qz6YIhJK1ZgVLumWC29pu/OAfQxy4kWdVN8S+CTm2zCY0M1Q= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1711394717216634.805550234543; Mon, 25 Mar 2024 12:25:17 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ropwJ-0006ch-Bl; Mon, 25 Mar 2024 15:25:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropwA-0006ba-Rk for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:51 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropw9-0007vC-Bf for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:50 -0400 Received: from pps.filterd (m0353725.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 42PHatRt014199; Mon, 25 Mar 2024 19:24:48 GMT Received: from ppma11.dal12v.mail.ibm.com (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3x3a7vrsfr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:47 +0000 Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 42PIiQk2003767; Mon, 25 Mar 2024 19:24:46 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 3x2c42jpuh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:46 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 42PJOh0228967452 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Mar 2024 19:24:45 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 198852004B; Mon, 25 Mar 2024 19:24:43 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B27DB20040; Mon, 25 Mar 2024 19:24:42 +0000 (GMT) Received: from localhost.localdomain (unknown [9.171.7.191]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 25 Mar 2024 19:24:42 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=d4raO4FXqA8ISg3QUii+dspus0gzJCpElzOjTWRIQ8k=; b=lC2kg6n4zXU/3b8H8aSG+Mtb+wrsEGrYDQHP8mW9qnjawNAzA/C7DnKPwm2lagFqd+An +Yp4t3iQCEBz/J3qm4YJTYeMTWF8MB+9qGUolLsb6gYrHO+2ZN9ihU94MoX6kD3v277V /0jQqJCwFQ0ToSv6EeDeYaqTKeIYcOiYMFXNW0XUSzC6Tpz+D6YhDGQzR2OQJ/2gYvXj dUX1kMMjK7vtRt4dyXV/DYKq9UA8LGrZn3k14bRVABYS6jH7YtNU1FAgIu1UDhsH9yAy 5Ek0RGkIVsSKqz5bkN3/LL5js2lckStOeA0bCt1Ymj2+BXe4Xo1eca7a2qusCSE54rjT jQ== From: Ilya Leoshkevich To: Richard Henderson , Laurent Vivier , =?UTF-8?q?Alex=20Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v2 3/4] linux-user: Fix shmat(NULL) for h != g Date: Mon, 25 Mar 2024 20:23:01 +0100 Message-ID: <20240325192436.561154-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240325192436.561154-1-iii@linux.ibm.com> References: <20240325192436.561154-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 1mQI2TzcbUAtX5bZcyVQVJuXffUN0MxQ X-Proofpoint-GUID: 1mQI2TzcbUAtX5bZcyVQVJuXffUN0MxQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-25_18,2024-03-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 clxscore=1015 mlxlogscore=962 phishscore=0 mlxscore=0 malwarescore=0 impostorscore=0 spamscore=0 suspectscore=0 adultscore=0 lowpriorityscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403250116 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1711394719573100003 Content-Type: text/plain; charset="utf-8" In the h !=3D g && shmaddr =3D=3D NULL && !reserved_va case, target_shmat() incorrectly mmap()s the initial anonymous range with MAP_FIXED_NOREPLACE, even though the earlier mmap_find_vma() has already reserved the respective address range. Fix by using MAP_FIXED when "mapped", which is set after mmap_find_vma(), is true. Fixes: 78bc8ed9a8f0 ("linux-user: Rewrite target_shmat") Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- linux-user/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/mmap.c b/linux-user/mmap.c index e88faf1ab3d..681b6db1b67 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -1358,7 +1358,7 @@ abi_ulong target_shmat(CPUArchState *cpu_env, int shm= id, if (h_len !=3D t_len) { int mmap_p =3D PROT_READ | (shmflg & SHM_RDONLY ? 0 : PROT_WRI= TE); int mmap_f =3D MAP_PRIVATE | MAP_ANONYMOUS - | (reserved_va || (shmflg & SHM_REMAP) + | (reserved_va || mapped || (shmflg & SHM_REMAP) ? MAP_FIXED : MAP_FIXED_NOREPLACE); =20 test =3D mmap(want, m_len, mmap_p, mmap_f, -1, 0); --=20 2.44.0 From nobody Thu May 16 09:18:56 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1711394756; cv=none; d=zohomail.com; s=zohoarc; b=NQmsl9gjTVtUASTnzmZDci4pvb8yXfc7fOOKAjuKgDYdKJPJNzYAivBw2jVZvK7FYpBVbQbnhPnwERE+Qw+IbaILU7z8lZPwe0xPhteTaGc05pAWrYqxHfmGfotznmlLiHV6KLxpyM0lRGwEmPMggELVKLYhCJHcB8yf+7DsYjM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1711394756; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=wjRpVJPhyxilLzIy1Tak1KVUa6TRuTDeXG+c92F7PD4=; b=mjCKmn8eSY8xcISoVpWowb9sMhDIAFNRswSPdHzWxywuG1Vrl9bT2iPcNyR2a7dDnetjmAqs4kaXekak6ZE7GH9MHC7lMk3ZyxwcyP5TittLNZn7IaW4l85VILKprVEqw5FhAsZ+wrincyvL1aBEAmL5H4qO3WLNgvxXYFKricE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1711394756498915.6455094961373; Mon, 25 Mar 2024 12:25:56 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ropwT-0006eB-JT; Mon, 25 Mar 2024 15:25:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropwD-0006by-Rc for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:54 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ropwC-0007vb-7s for qemu-devel@nongnu.org; Mon, 25 Mar 2024 15:24:53 -0400 Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 42PEMBwP022716; Mon, 25 Mar 2024 19:24:49 GMT Received: from ppma12.dal12v.mail.ibm.com (dc.9e.1632.ip4.static.sl-reverse.com [50.22.158.220]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3x3aygrn1f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:48 +0000 Received: from pps.filterd (ppma12.dal12v.mail.ibm.com [127.0.0.1]) by ppma12.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 42PIjBBw016592; Mon, 25 Mar 2024 19:24:47 GMT Received: from smtprelay07.fra02v.mail.ibm.com ([9.218.2.229]) by ppma12.dal12v.mail.ibm.com (PPS) with ESMTPS id 3x29dtuj0c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Mar 2024 19:24:47 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay07.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 42PJOio047120740 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Mar 2024 19:24:46 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 005DC20043; Mon, 25 Mar 2024 19:24:44 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A44FA20040; Mon, 25 Mar 2024 19:24:43 +0000 (GMT) Received: from localhost.localdomain (unknown [9.171.7.191]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 25 Mar 2024 19:24:43 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=wjRpVJPhyxilLzIy1Tak1KVUa6TRuTDeXG+c92F7PD4=; b=WDS/n9cQD76BzX6/sxPxQalRe0kKHW6veLarNdqMBwrABh35p8jAlwsZ7OjVKzLLbh3T o8nkAIrWsYyaCMlcDzx1o1SD8yic+tJGFxdlgdglwFujfrwxUyuY/3idUoXahqrHLIeB TlTzHv+KxVZLvjKfRopFffb80PEBY6Qoli0jF6RNqNdrm+57wxKWg5gLPeBQIdx3jghW WqTtgOJFYJwmuLoBs2dMUfqUCvczs7dPaAaRmM/+4yy2JQvqKQ8w3pNqYtC5rPOv5Q4T xwbosixyk23bYmXGRZxpeUPwiwAFfAup9Sn4y4PbgDekRkdX8azovWOVAqOOIlMz/wlz yg== From: Ilya Leoshkevich To: Richard Henderson , Laurent Vivier , =?UTF-8?q?Alex=20Benn=C3=A9e?= Cc: qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v2 4/4] tests/tcg: Test shmat(NULL) Date: Mon, 25 Mar 2024 20:23:02 +0100 Message-ID: <20240325192436.561154-5-iii@linux.ibm.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240325192436.561154-1-iii@linux.ibm.com> References: <20240325192436.561154-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: zwgJSXpAPLUPcr-oL7oUUbeLqURTcT9K X-Proofpoint-ORIG-GUID: zwgJSXpAPLUPcr-oL7oUUbeLqURTcT9K X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-25_18,2024-03-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 adultscore=0 mlxlogscore=923 malwarescore=0 lowpriorityscore=0 impostorscore=0 phishscore=0 suspectscore=0 priorityscore=1501 spamscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403250116 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1711394757706100002 Content-Type: text/plain; charset="utf-8" Add a small test to prevent regressions. Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- tests/tcg/multiarch/linux/linux-shmat-null.c | 38 ++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 tests/tcg/multiarch/linux/linux-shmat-null.c diff --git a/tests/tcg/multiarch/linux/linux-shmat-null.c b/tests/tcg/multi= arch/linux/linux-shmat-null.c new file mode 100644 index 00000000000..94eaaec371a --- /dev/null +++ b/tests/tcg/multiarch/linux/linux-shmat-null.c @@ -0,0 +1,38 @@ +/* + * Test shmat(NULL). + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include +#include +#include + +int main(void) +{ + int shmid; + char *p; + int err; + + /* Create, attach and intialize shared memory. */ + shmid =3D shmget(IPC_PRIVATE, 1, IPC_CREAT | 0600); + assert(shmid !=3D -1); + p =3D shmat(shmid, NULL, 0); + assert(p !=3D (void *)-1); + *p =3D 42; + + /* Reattach, check that the value is still there. */ + err =3D shmdt(p); + assert(err =3D=3D 0); + p =3D shmat(shmid, NULL, 0); + assert(p !=3D (void *)-1); + assert(*p =3D=3D 42); + + /* Detach. */ + err =3D shmdt(p); + assert(err =3D=3D 0); + err =3D shmctl(shmid, IPC_RMID, NULL); + assert(err =3D=3D 0); + + return EXIT_SUCCESS; +} --=20 2.44.0